Sandal



FIG. 1 is a perspective view of a sandal showing my new design;

FIG. 2 is top view thereof;

FIG. 3 is a rear side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a left side view thereof. 

The ornamental design for a sandal, as shown and described. 